How to Make Alarm or Light switch by using IR sensor Circuit at home

Published on September 10, 2017 by admin

How to Make Alarm or Light switch by using IR sensor Circuit at home

You can download PCB here: Download

How to make Alarm or Light switch by using IR Sensor at home

Component List 

–  Transistors: BC557 x 1 , BC547 x 2

–  Resistors: 1Kohm, 4k7 x 2 , 100 ohm , 330 ohm

–  Buzzer x 1

–  Red LED x 1

–  Capacitors: 470uF/16V, 1uF/50V, 10uF/50V x 2

And one IR Sensor Module.


+ Light Switch Sensor Circuit


Component List:

– Relay 6V DC

–  Diode : 1N4148

–  Transistor: BC557

–  Capacitors : 47uf/16 and 1uF/50V

Category Tag


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